Global Patent Index - EP 2860353 A1

EP 2860353 A1 20150415 - Gas turbine combustor

Title (en)

Gas turbine combustor

Title (de)

Gasturbinenbrennkammer

Title (fr)

Chambre de combustion de turbine à gaz

Publication

EP 2860353 A1 20150415 (EN)

Application

EP 14191931 A 20111005

Priority

  • JP 2010225391 A 20101005
  • EP 11183974 A 20111005

Abstract (en)

A gas turbine combustor comprising a fuel nozzle for injecting mixed gas of fuel and air, a cylindrical liner 40 for burning and reacting the mixed gas of fuel and air in a combustion chamber 70, a transition piece 30 which is a flow path for leading combustion gas generated in the liner 40 to turbine blades, and a transition piece flow sleeve 10 for wrapping an outside surface of the transition piece 30, wherein a plurality of first air introduction holes 21 are formed in regions which are corner portions 11, 12 of the transition piece flow sleeve in a sectional direction thereof, a plurality of second air introduction holes 20 are formed in regions of the transition piece flow sleeve 10 excluding regions which are the corner portions 11, 12 of the transition piece flow sleeve 10, and a diameter of the first air introduction holes 21 is made smaller than a diameter of the second air introduction holes 20.

IPC 8 full level

F01D 9/02 (2006.01); F23R 3/04 (2006.01)

CPC (source: EP US)

F01D 9/023 (2013.01 - EP US); F23R 3/04 (2013.01 - EP US); F23R 3/28 (2013.01 - US); F05D 2260/201 (2013.01 - EP US); F23R 2900/03044 (2013.01 - EP US)

Citation (applicant)

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 2439452 A2 20120411; EP 2439452 A3 20120530; EP 2439452 B1 20160106; CN 102563699 A 20120711; CN 102563699 B 20150930; CN 104100998 A 20141015; CN 104100998 B 20160420; EP 2860353 A1 20150415; EP 2860353 B1 20200812; JP 2012077709 A 20120419; JP 5579011 B2 20140827; US 2012079828 A1 20120405; US 2014318136 A1 20141030; US 8839626 B2 20140923; US 8955332 B2 20150217

DOCDB simple family (application)

EP 11183974 A 20111005; CN 201110296162 A 20110927; CN 201410344730 A 20110927; EP 14191931 A 20111005; JP 2010225391 A 20101005; US 201113252262 A 20111004; US 201414325597 A 20140708